X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 30 - 35 % (V/V) PEG 400, 0.2 M CACL2, 0.1 M HEPES-NAOH (PH 7.4)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 104.86 α = 90
b = 137.46 β = 90
c = 141.73 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MARMOSAIC VERTICALLY FOCUSSING 2008-10-10
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL SI(111), HORIZONTALLY FOCUSSING SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X12 -- EMBL/DESY, Hamburg X12

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.1 20 99.0 0.07 -- -- 5.6 -- 118580 -- 2.0 43.1
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.1 2.21 95.5 0.37 -- 2.5 3.7 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
OTHER 2.1 20.0 -- -- -- 112558 5940 99.09 -- 0.17801 0.17573 0.22164 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.1 2.154 -- 390 7663 0.273 0.316 -- 93.31
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.685
Anisotropic B[1][1] 0.07
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.78
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.71
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 4.967
r_dihedral_angle_2_deg 43.801
r_mcbond_it 0.655
r_scbond_it 2.365
r_chiral_restr 0.094
r_dihedral_angle_3_deg 15.709
r_gen_planes_refined 0.006
r_mcangle_it 1.258
r_scangle_it 3.709
r_dihedral_angle_4_deg 18.591
r_angle_refined_deg 1.394
r_bond_refined_d 0.015
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 14449
Nucleic Acid Atoms 0
Heterogen Atoms 85
Solvent Atoms 749

Software

Software
Software Name Purpose
REFMAC refinement version: 5.4.0078
MOSFLM data reduction
SCALA data scaling